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10. MAINTENANCE
Photo Cell
Wire
Fuel Filter
Fuel Line
Circuit Board
Screw
Side Cover
Power Switch
Power Switch Wire
Install Photocell
1. INCORRECT
2. CORRECT
Photocell
Photocell
Lens
Circuit Board
Switch Wires
Photo Cell
Wire
Circuit
Board
10.5 CLEAN PHOTOCELL
Clean photocell annually or as needed.
- Remove upper shell (See Air Intake Filter, page 15).
- Remove fan (See Fan Blades).
- Remove photocell from its mounting bracket.
- Clean photocell lens with cotton swab.
TO REPLACE: Remove side cover near power switch.
- Disconnect wires from power switch and remove side
cover.
- Disconnect wires from circuit board and remove photocell.
- Install new photocell and attach wires to circuit board.
- Replace switch wires to power switch and side cover.
- Replace fan and upper shell.
10.6 FUEL FILTER
CLEAN OR REPLACE TWICE PER HEATING SEASON OR
AS NEEDED.
- Remove side cover screws using No.2 cross slot
screwdriver.
- Remove side cover and disconnect wires as necessary.
- Pull fuel line off fuel filter neck.
- Turn fuel filter anticlockwise 90 degrees, pull, and remove.
- Wash fuel filter with clean fuel and replace in tank.
- Attach fuel line to fuel filter neck.
- Reinstall side cover.
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